[PATCH] drm/amdkfd: Make queue mapping interfaces more consistent

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On 2017-10-19 03:00 AM, Oded Gabbay wrote:
> On Wed, Oct 18, 2017 at 4:47 PM, Kuehling, Felix <Felix.Kuehling at amd.com> wrote:
>>> Thanks Felix.
>>> I'll add it to the next tree instead of the one from the patch-set.
>>>
>>> Oded
>> I based this patch on your current amdkfd-next. Do you have another "next tree"?
> No, that's fine.
> I simply squashed this patch with the original patch because its kind
> of redundant to have two patches in the same time that change the
> function's API to two different formats.

I see, that makes sense.

Thanks,
  Felix

>
> Oded
>
>> Regards,
>>   Felix
>>
>> -----Original Message-----
>> From: Oded Gabbay [mailto:oded.gabbay at gmail.com]
>> Sent: Wednesday, October 18, 2017 12:36 AM
>> To: Kuehling, Felix
>> Cc: amd-gfx list
>> Subject: Re: [PATCH] drm/amdkfd: Make queue mapping interfaces more consistent
>>
>> On Wed, Oct 18, 2017 at 5:55 AM, Felix Kuehling <Felix.Kuehling at amd.com> wrote:
>>> Pass unmap filter parameters directly to execute_queues_cpsch, same as
>>> unmap_queues_cpsch.
>>>
>>> Signed-off-by: Felix Kuehling <Felix.Kuehling at amd.com>
>>> ---
>>>  .../gpu/drm/amd/amdkfd/kfd_device_queue_manager.c  | 32
>>> +++++++++++-----------
>>>  1 file changed, 16 insertions(+), 16 deletions(-)
>>>
>>> diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
>>> b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
>>> index 933adb5..da3b743 100644
>>> --- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
>>> +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
>>> @@ -45,7 +45,8 @@ static int create_compute_queue_nocpsch(struct device_queue_manager *dqm,
>>>                                         struct qcm_process_device
>>> *qpd);
>>>
>>>  static int execute_queues_cpsch(struct device_queue_manager *dqm,
>>> -                               bool static_queues_included);
>>> +                               enum kfd_unmap_queues_filter filter,
>>> +                               uint32_t filter_param);
>>>  static int unmap_queues_cpsch(struct device_queue_manager *dqm,
>>>                                 enum kfd_unmap_queues_filter filter,
>>>                                 uint32_t filter_param); @@ -741,7
>>> +742,7 @@ static int start_cpsch(struct device_queue_manager *dqm)
>>>         init_interrupts(dqm);
>>>
>>>         mutex_lock(&dqm->lock);
>>> -       execute_queues_cpsch(dqm, false);
>>> +       execute_queues_cpsch(dqm,
>>> + KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0);
>>>         mutex_unlock(&dqm->lock);
>>>
>>>         return 0;
>>> @@ -787,7 +788,7 @@ static int create_kernel_queue_cpsch(struct device_queue_manager *dqm,
>>>         list_add(&kq->list, &qpd->priv_queue_list);
>>>         dqm->queue_count++;
>>>         qpd->is_debug = true;
>>> -       execute_queues_cpsch(dqm, false);
>>> +       execute_queues_cpsch(dqm,
>>> + KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0);
>>>         mutex_unlock(&dqm->lock);
>>>
>>>         return 0;
>>> @@ -801,7 +802,7 @@ static void destroy_kernel_queue_cpsch(struct device_queue_manager *dqm,
>>>         list_del(&kq->list);
>>>         dqm->queue_count--;
>>>         qpd->is_debug = false;
>>> -       execute_queues_cpsch(dqm, true);
>>> +       execute_queues_cpsch(dqm, KFD_UNMAP_QUEUES_FILTER_ALL_QUEUES,
>>> + 0);
>>>         /*
>>>          * Unconditionally decrement this counter, regardless of the queue's
>>>          * type.
>>> @@ -859,7 +860,8 @@ static int create_queue_cpsch(struct device_queue_manager *dqm, struct queue *q,
>>>         qpd->queue_count++;
>>>         if (q->properties.is_active) {
>>>                 dqm->queue_count++;
>>> -               retval = execute_queues_cpsch(dqm, false);
>>> +               retval = execute_queues_cpsch(dqm,
>>> +
>>> + KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0);
>>>         }
>>>
>>>         if (q->properties.type == KFD_QUEUE_TYPE_SDMA) @@ -964,16
>>> +966,12 @@ static int unmap_queues_cpsch(struct device_queue_manager
>>> *dqm,
>>>
>>>  /* dqm->lock mutex has to be locked before calling this function */
>>> static int execute_queues_cpsch(struct device_queue_manager *dqm,
>>> -                               bool static_queues_included)
>>> +                               enum kfd_unmap_queues_filter filter,
>>> +                               uint32_t filter_param)
>>>  {
>>>         int retval;
>>> -       enum kfd_unmap_queues_filter filter;
>>> -
>>> -       filter = static_queues_included ?
>>> -                       KFD_UNMAP_QUEUES_FILTER_ALL_QUEUES :
>>> -                       KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES;
>>>
>>> -       retval = unmap_queues_cpsch(dqm, filter, 0);
>>> +       retval = unmap_queues_cpsch(dqm, filter, filter_param);
>>>         if (retval) {
>>>                 pr_err("The cp might be in an unrecoverable state due to an unsuccessful queues preemption\n");
>>>                 return retval;
>>> @@ -1024,7 +1022,8 @@ static int destroy_queue_cpsch(struct device_queue_manager *dqm,
>>>         if (q->properties.is_active)
>>>                 dqm->queue_count--;
>>>
>>> -       retval = execute_queues_cpsch(dqm, false);
>>> +       retval = execute_queues_cpsch(dqm,
>>> +
>>> + KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0);
>>>         if (retval == -ETIME)
>>>                 qpd->reset_wavefronts = true;
>>>
>>> @@ -1157,7 +1156,8 @@ static int process_termination_cpsch(struct device_queue_manager *dqm,
>>>         struct kernel_queue *kq, *kq_next;
>>>         struct mqd_manager *mqd;
>>>         struct device_process_node *cur, *next_dpn;
>>> -       bool unmap_static_queues = false;
>>> +       enum kfd_unmap_queues_filter filter =
>>> +               KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES;
>>>
>>>         retval = 0;
>>>
>>> @@ -1169,7 +1169,7 @@ static int process_termination_cpsch(struct device_queue_manager *dqm,
>>>                 dqm->queue_count--;
>>>                 qpd->is_debug = false;
>>>                 dqm->total_queue_count--;
>>> -               unmap_static_queues = true;
>>> +               filter = KFD_UNMAP_QUEUES_FILTER_ALL_QUEUES;
>>>         }
>>>
>>>         /* Clear all user mode queues */ @@ -1193,7 +1193,7 @@ static
>>> int process_termination_cpsch(struct device_queue_manager *dqm,
>>>                 }
>>>         }
>>>
>>> -       retval = execute_queues_cpsch(dqm, unmap_static_queues);
>>> +       retval = execute_queues_cpsch(dqm, filter, 0);
>>>         if (retval || qpd->reset_wavefronts) {
>>>                 pr_warn("Resetting wave fronts (cpsch) on dev %p\n", dqm->dev);
>>>                 dbgdev_wave_reset_wavefronts(dqm->dev,
>>> qpd->pqm->process);
>>> --
>>> 2.7.4
>>>
>> Thanks Felix.
>> I'll add it to the next tree instead of the one from the patch-set.
>>
>> Oded



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